Parents Donald and Doris founded Gap as a San Francisco jeans and music store in 1969. Now more than 3,000 locations; expanded empire includes Banana Republic (1983), Gap Kids (1986) and Old Navy (1994). Parents own large contemporary art collection, featuring pieces by Andy Warhol, Chuck Close, Richard Serra and Alexander Calder. Attempt to open museum in San Francisco's historic Presidio district was nixed after more than a year of contentious complaints from residents and preservation groups. Considering building a museum elsewhere. Has controlled company with brothers John and William since 2004.